R/C Tech Forums - View Single Post - difference between ballistic 21.5 and the crawler 21.5??
Old 01-27-2011 | 06:39 AM
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snoopyrc
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If that is for VTA it would not be legal anyway by the current rules. If your club is going by 2009 rules then there may be a way to gear to compensate for the differrent rotor.
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